Finding the Fourth Proportional to 105,779.88, 158,592.06 and 50,414.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,779.88 : 158,592.06 = 50,414.76 : x
2. Step 2: Convert to fraction form
   105,779.88/158,592.06 = 50,414.76/x
3. Step 3: Cross multiply
   105,779.88x = 158,592.06 × 50,414.76
4. Step 4: Simplify right side
   105,779.88x = 7,995,380,642.81
5. Step 5: Solve for x
   x = 7,995,380,642.81/105,779.88
6. Step 6: Final answer
   x = 75,585.08